Cerebras Systems closed at $109.18, down 5.19%, after opening at $107.50 and trading between $104.18 and $109.30 during the session.
Cerebras Systems options flow featured a standout $1.99 million long-dated put purchase alongside a bearish overall tone. The session leaned defensive, with downside positioning outnumbering bullish bets and large trades concentrated in out-of-the-money put exposure, suggesting traders are bracing for or speculating on a deeper drawdown over an extended horizon.
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Options Indicators
Cerebras Systems has an implied volatility of 100.39%, and with an IV percentile of 49.14%, current volatility sits in a neutral zone rather than at an extreme relative to its own recent history. In other words, although the absolute IV level is very high, the percentile suggests options are not especially cheap or especially expensive versus where they have typically traded, and the IV/HV ratio of 1.17 indicates implied volatility is running modestly above historical volatility.
The Call/Put volume ratio is 0.84.
Large Trades
A PUT buy worth $1.99 million was the standout large trade, with 2,000 contracts bought on the June 17, 2027 $75.00 put. With the stock reference price at $109.18, this strike is out of the money, making it a lower-probability but high-conviction bearish structure that benefits most from a significant downside move over a long time horizon. The trade signals a clear willingness to pay premium for downside exposure and suggests either speculative bearish positioning or portfolio protection against a deeper drawdown in CBRS over the longer term.
Overall, the bulk-order flow points to a bearish outlook on CBRS. The large-trade profile is dominated by downside-oriented activity, led by a sizable long-dated out-of-the-money put purchase and reinforced by additional bearish flow in the full tape, indicating traders are positioning for weakness rather than upside participation. The tone of the flow suggests caution and downside expectation, with market participants appearing more focused on protecting against or profiting from a decline than on expressing confidence in further gains.
Strategy Reference
For sellers seeking a low assignment probability amid elevated IV, the June 17, 2027 $40.00 put offers a wide cushion below the session low and can serve as a premium collection candidate, though margin requirements and the long-dated expiration warrant position sizing discipline.